powerpc/mpc8xxx: Add x4 DDR device support
authorYork Sun <yorksun@freescale.com>
Tue, 25 Jun 2013 18:37:47 +0000 (11:37 -0700)
committerYork Sun <yorksun@freescale.com>
Fri, 9 Aug 2013 19:41:39 +0000 (12:41 -0700)
commitb61e06156660579ea6e248abd2506ebdd85e7a14
treeeba0f80c68d9843b7caaa5eb699f756e7f1403b6
parent5ecf41cc3d69e797ec0ce77c052495d2846a4aaf
powerpc/mpc8xxx: Add x4 DDR device support

On selected platforms, x4 DDR devices can be supported. Using x4 devices may
lower the performance, but generally they are available for higher density.

Tested on MT36JSF2G72PZ-1G9E1 RDIMM.

Signed-off-by: York Sun <yorksun@freescale.com>
arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
arch/powerpc/cpu/mpc8xxx/ddr/ddr3_dimm_params.c
arch/powerpc/cpu/mpc8xxx/ddr/interactive.c
arch/powerpc/cpu/mpc8xxx/ddr/options.c
arch/powerpc/include/asm/fsl_ddr_dimm_params.h
arch/powerpc/include/asm/fsl_ddr_sdram.h